<template>
<div class="totop">
      <img src="http://www.songguolife.com/nuts/images/up_button.png" alt="">
</div>
</template>

<script>
export default {
  data () {
    return {

    }
  }
}
</script>

<style scoped>
.totop {
    width: 100%;
    height: 50px;
    background-color: rgb(246, 228, 199);
    line-height: 50px;
    position: sticky !important;
    top: 0;
  }

  .totop img {
    width: 44px;
    height: 44px;
    display: none;
    margin: 0 auto;
  }
</style>
